CN220065799U - Cooling device of battery pack - Google Patents
Cooling device of battery pack Download PDFInfo
- Publication number
- CN220065799U CN220065799U CN202321263427.1U CN202321263427U CN220065799U CN 220065799 U CN220065799 U CN 220065799U CN 202321263427 U CN202321263427 U CN 202321263427U CN 220065799 U CN220065799 U CN 220065799U
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- CN
- China
- Prior art keywords
- temperature
- heat
- battery pack
- water
- cold water
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000001816 cooling Methods 0.000 title claims abstract description 61
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 87
- 239000012212 insulator Substances 0.000 claims abstract description 12
- 238000010438 heat treatment Methods 0.000 claims description 13
- IEQUNHXCJVILJQ-UHFFFAOYSA-N aluminum palladium Chemical group [Al].[Pd] IEQUNHXCJVILJQ-UHFFFAOYSA-N 0.000 claims description 6
- 229920001296 polysiloxane Polymers 0.000 claims description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- 239000000741 silica gel Substances 0.000 claims description 4
- 229910002027 silica gel Inorganic materials 0.000 claims description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- 239000000919 ceramic Substances 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims description 3
- 229910021389 graphene Inorganic materials 0.000 claims description 3
- 239000004519 grease Substances 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 229910001092 metal group alloy Inorganic materials 0.000 claims description 3
- 230000000712 assembly Effects 0.000 abstract description 2
- 238000000429 assembly Methods 0.000 abstract description 2
- 230000001105 regulatory effect Effects 0.000 description 4
- 238000010248 power generation Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Secondary Cells (AREA)
Abstract
The utility model discloses a cooling device of a battery pack, which comprises a frame body (1) and a water cooling assembly (2) arranged at the top of the frame body (1), wherein the frame body (1) is provided with a limiting space for accommodating and limiting a plurality of battery cells (8), the water cooling assembly (2) is positioned at the top of the limiting space and is abutted with the battery cells (8) arranged in the limiting space, and a heat-conducting insulator (3) is arranged at the abutting part of the water cooling assembly (2) and the battery cells (8). According to the utility model, the water cooling assemblies and the heat-conducting insulators are arranged at the tops of the battery cells, so that the temperature of the battery cells can be rapidly reduced, and the temperature difference of each battery cell piece in the battery pack can be rapidly eliminated.
Description
Technical Field
The utility model belongs to the technical field of cooling equipment, and particularly relates to a cooling device of a battery pack.
Background
In recent years, with the development of technology and the consumption of fossil energy, wind power generation and solar power generation are gradually developed and are increasingly used. Because wind energy and solar energy have irregularity, wind energy generation and solar energy generation are required to be stored in a battery pack before being combined into a power grid, and the power grid is connected after a certain amount of electric quantity is stored.
The battery pack mainly comprises a cabinet body and a plurality of battery packs arranged in the cabinet body, wherein each battery pack consists of a plurality of battery cores. In the charge and discharge process of the battery pack, the battery core can generate heat, so that the temperature of the battery pack is high, the temperature of each part in the cabinet body is uneven, the high temperature and the temperature difference can lead to the reduction of the energy storage efficiency of the battery pack, and the service life of the battery is reduced.
The cooling mode of the existing battery pack is natural cooling or air cooling, the natural cooling has no cooling measure, the natural cooling is carried out by totally depending on the external environment, and the cooling efficiency is extremely low. The air cooling is influenced by the wind field, so that the air can be blown to the local part and the surface, the temperature of the local part and the surface is reduced, and the problems of the whole temperature and the temperature difference cannot be solved.
Disclosure of Invention
The utility model aims to provide a cooling device for a battery pack, which can quickly cool battery cells and can quickly eliminate the temperature difference between the battery cells in a battery pack.
In order to achieve the aim of the utility model, the utility model adopts the following technical scheme: the utility model provides a cooling device of battery package, includes the framework and sets up the water-cooling subassembly at framework top, the framework has the spacing space that holds and spacing a plurality of electric cores, the water-cooling subassembly is located the top in spacing space and with a plurality of electric cores butt of setting in spacing space, the position of water-cooling subassembly and electric core butt is provided with the heat conduction insulator.
Further, the water cooling assembly is abutted against the aluminum palladium part of the battery cell.
Further, the water cooling assembly comprises cold water pipes arranged at the top of the frame body, and water inlet interfaces and water outlet interfaces arranged at two ends of the cold water pipes, and the cold water pipes are connected with the water cooling unit through the water inlet interfaces and the water outlet interfaces.
Further, the cold water pipe is made of metal or metal alloy.
Further, the cooling device of the battery pack further comprises a temperature regulation system, and the temperature regulation system regulates the temperature and/or the flow of cold water in the water cooling assembly according to the temperature of the battery cell.
Further, the temperature regulation and control system comprises a temperature sensor, a heating device for heating cold water and a control system, wherein the temperature sensor is arranged close to an aluminum palladium part of the battery cell, the control system is respectively connected with the temperature sensor and the heating device, and the control system controls the on-off of the heating device according to the temperature of the battery cell measured by the temperature sensor.
Further, the temperature regulation and control system further comprises a control valve, the control valve is installed on the cold water pipe and is arranged close to the water inlet interface, the control valve is connected with the control system, and the control system controls the opening of the control valve according to the battery cell temperature measured by the temperature sensor.
Further, the heat-conducting insulator is a heat-conducting silica gel pad, heat-conducting ceramic, graphene, a heat-conducting film, heat-conducting glue, heat-conducting silicone grease or heat-conducting silicone tape.
Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages:
1. according to the cooling device of the battery pack, the water cooling assemblies are arranged at the tops of the battery cells, so that the whole battery cells can be cooled rapidly, and the temperature difference of all battery cell pieces in the battery pack can be eliminated rapidly;
2. the cooling device of the battery pack is provided with the temperature regulation and control system, and the temperature and the flow of cold water in the water cooling assembly can be regulated according to the temperature of the battery core, so that the temperature of the battery pack is controlled within a set range.
Drawings
Fig. 1 is a schematic structural view of a cooling device for a battery pack according to the present utility model;
FIG. 2 is a block diagram of a water cooling assembly connection of the temperature control system of the present utility model.
Detailed Description
In order that the above objects, features and advantages of the utility model will be more clearly understood, a more particular description of the utility model will be rendered by reference to the appended drawings and detailed description thereof, which are simplified schematic drawings which illustrate only the basic structure of the utility model and therefore show only those features which are relevant to the utility model, it being noted that embodiments of the utility model and features of the embodiments may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be practiced in other ways than those described herein, and therefore the scope of the present utility model is not limited to the specific embodiments disclosed below.
Referring to fig. 1 and 2, the utility model provides a cooling device for a battery pack, which comprises a frame 1 and a water cooling assembly 2 arranged at the top of the frame 1, wherein the frame 1 is provided with a limiting space for accommodating and limiting a plurality of battery cells 8, the water cooling assembly 2 is positioned at the top of the limiting space and is abutted with the battery cells 8 arranged in the limiting space, and a heat-conducting insulator 3 is arranged at the abutting part of the water cooling assembly 2 and the battery cells 8.
The heating points of the battery cells 8 are concentrated and the middle and upper parts of the battery cells 8, and the water cooling assembly 2 is arranged at the top of the battery cells, so that heat generated by the battery cells 8 can be carried away more quickly and the temperature difference between the battery cells 8 can be regulated.
The water cooling assembly 2 comprises a cold water pipe arranged at the top of the frame body 1, and a water inlet interface and a water outlet interface arranged at two ends of the cold water pipe, wherein the cold water pipe is connected with the water cooling unit through the water inlet interface and the water outlet interface, cold water is supplied to the cold water pipe by the water cooling unit, and the cold water in the water cooling unit flows into the cold water pipe through the water inlet interface and exchanges heat with the electric core 8, and flows out of the water outlet interface after the heat exchange is completed. The heat exchange is carried out between the cold water in the cold water pipe and the heat generated by the battery cell 8, so that the heat generated by the battery cell 8 is taken away, and the temperature of the battery cell 8 is reduced.
The cold water pipe is made of metal or metal alloy. The cold water pipes are arranged at the top of the frame body 1 in a serpentine shape, a spiral shape or other shapes.
The cold water pipe is abutted with the aluminum palladium part of the battery cell 8, a heat-conducting insulator 3 is arranged at the abutted part of the cold water pipe and the battery cell 8, and the heat-conducting insulator 3 is used for transferring heat of the battery cell 8 to the cold water pipe and isolating the battery cell 8 from the cold water pipe, so that the battery cell 8 is prevented from discharging, breaking down and water cooling. The heat conductive insulator 3 also allows no condensed water on the cold water pipe and keeps the battery pack dry.
The heat-conducting insulator 3 is made of heat-conducting insulating materials, and the heat-conducting insulator 3 can be selected from a heat-conducting silica gel pad, heat-conducting ceramic, graphene, a heat-conducting film, heat-conducting glue, heat-conducting silicone grease, heat-conducting silica gel cloth or the like.
The cooling device of the battery pack also comprises a temperature regulation system, and the temperature regulation system can regulate the temperature and/or flow of cold water in the water cooling assembly 2 according to the temperature of the battery cell, so that the temperature of the battery pack can be regulated, and the temperature of the battery pack can be kept constant or within a set temperature range. Specifically, when the temperature of the battery cells 8 or the temperature difference between the battery cells 8 exceeds a set range, the temperature of the cold water in the cold water pipe is reduced and/or the flow rate of the cold water in the cold water pipe is increased; when the temperature of the battery cells 8 or the temperature difference between the battery cells 8 and the temperature difference are within the range, the temperature of the cold water in the cold water pipe and/or the flow of the cold water in the cold water pipe are recovered, so that the temperature of the battery pack is ensured to be uniform and controlled within the set range.
The temperature regulation and control system comprises a temperature sensor 4, a heating device 5 for heating cold water and a control system 6, wherein the temperature sensor 4 is arranged close to an aluminum palladium part of the battery cell 8 and is used for detecting the temperature of the battery cell 8. Preferably, the temperature regulation and control system is provided with a plurality of temperature sensors 4, and the plurality of temperature sensors 4 are respectively arranged on different electric cores 8 and can be used for measuring the temperatures of the electric cores 8 at different positions so as to obtain the temperature difference of the electric cores 8. The control system 6 is respectively connected with the temperature sensor 4 and the heating device 5, and the control system 6 controls the on-off of the heating device 5 according to the temperature of the battery cell 8 or the temperature difference of the battery cell 8 piece measured by the temperature sensor 4.
The temperature regulation and control system also comprises a control valve 7, wherein the control valve 7 is arranged on the cold water pipe and is close to the water inlet interface, and the control valve 2 is used for regulating the flow of cold water in the cold water pipe. The control valve 7 is connected with the control system 6, and the control system 6 regulates and controls the opening of the control valve 7 according to the temperature of the battery core 8 or the temperature difference of the battery core 8 piece measured by the temperature sensor 4.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to the embodiments described above will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. The utility model provides a cooling device of battery package, its characterized in that includes framework (1) and sets up water-cooling component (2) at framework (1) top, framework (1) have the spacing space that holds and spacing a plurality of electric core (8), water-cooling component (2) are located the top in spacing space and with a plurality of electric core (8) butt of setting up in spacing space, water-cooling component (2) are provided with heat conduction insulator (3) with the position of electric core (8) butt.
2. The cooling device of a battery pack according to claim 1, wherein,
the water cooling assembly (2) is abutted with the aluminum palladium part of the battery cell (8).
3. The cooling device of a battery pack according to claim 1, wherein,
the water cooling assembly (2) comprises cold water pipes arranged at the top of the frame body, water inlet interfaces and water outlet interfaces arranged at two ends of the cold water pipes, and the cold water pipes are connected with the water cooling unit through the water inlet interfaces and the water outlet interfaces.
4. The cooling device of the battery pack according to claim 3, wherein,
the cold water pipe is made of metal or metal alloy.
5. The cooling device of the battery pack according to claim 3, wherein,
the cooling device of the battery pack further comprises a temperature regulation system, and the temperature regulation system regulates the temperature and/or the flow of cold water in the water cooling assembly (2) according to the temperature of the battery cell (8).
6. The cooling device for a battery pack according to claim 5,
the temperature regulation and control system comprises a temperature sensor (4), a heating device (5) for heating cold water and a control system (6), wherein the temperature sensor (4) is close to an aluminum palladium part of a battery cell (8), the control system (6) is respectively connected with the temperature sensor (4) and the heating device (5), and the control system (6) controls the opening and closing of the heating device (5) according to the temperature of the battery cell (8) measured by the temperature sensor (4).
7. The cooling device of the battery pack according to claim 6, wherein,
the temperature regulation and control system further comprises a control valve (7), the control valve (7) is installed on the cold water pipe and is close to the water inlet interface, the control valve (7) is connected with the control system (6), and the control system (6) controls the opening of the control valve (7) according to the temperature of the battery cell (8) measured by the temperature sensor (4).
8. The cooling device for a battery pack according to any one of claims 1 to 7, wherein,
the heat-conducting insulator (3) is a heat-conducting silica gel pad, heat-conducting ceramic, graphene, a heat-conducting film, heat-conducting glue, heat-conducting silicone grease or heat-conducting silicone tape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321263427.1U CN220065799U (en) | 2023-05-24 | 2023-05-24 | Cooling device of battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321263427.1U CN220065799U (en) | 2023-05-24 | 2023-05-24 | Cooling device of battery pack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220065799U true CN220065799U (en) | 2023-11-21 |
Family
ID=88761747
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321263427.1U Active CN220065799U (en) | 2023-05-24 | 2023-05-24 | Cooling device of battery pack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220065799U (en) |
-
2023
- 2023-05-24 CN CN202321263427.1U patent/CN220065799U/en active Active
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